Electricity Cost Calculator

Find out how much your appliances cost to run. Enter wattage, daily usage hours, and your electricity rate to estimate daily, monthly, and yearly costs.

How the electricity cost calculator Works

This tool uses the following formulas to compute results:

  • Daily kWh = (Watts × Hours per day) / 1000
  • Daily cost = Daily kWh × Rate per kWh
  • Monthly cost = Daily cost × 30; Yearly cost = Daily cost × 365

About Electricity Cost Calculator

Find out how much your appliances cost to run. Enter wattage, daily usage hours, and your electricity rate to estimate daily, monthly, and yearly costs.

Use the inputs above to calculate your result instantly. Results update automatically as you type. All calculations happen in your browser, so your data is never sent to a server.

Frequently Asked Questions

How much does electricity cost per kWh?

The US average is around $0.16 per kWh, but rates vary widely by region. Check your utility bill for your exact rate.

How do I find my appliance's wattage?

Check the appliance label, manual, or nameplate. Many devices list watts directly; others list volts and amps, which multiplied give watts.

Which appliances use the most electricity?

Heating and cooling systems, water heaters, dryers, and refrigerators typically use the most energy in a household.

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